Modular stormwater retention device



FIG. 1 is a front perspective view of the modular stormwater retention device design;

FIG. 2 is a front view of the retention device, the left side view being the mirror image thereof;

FIG. 3 is a right side view of the retention device, the rear view being the mirror image thereof;

FIG. 4 is a top view of the retention device;

FIG. 5 is a bottom view of the retention device;

FIG. 6 is a bottom perspective view of the retention device;

FIG. 7 is a sectional view taken along line A-A in FIG. 1;

FIG. 8 is a rotated sectional view taken along line B-B in FIG. 1; and,

FIG. 9 is a sectional view taken along line C-C in FIG. 1. 

CLAIM The ornamental design for a modular stormwater retention device, as shown and described. 